Multi-UAV Collaborative Sensing and Communication: Joint Task Allocation and Power Optimization

نویسندگان

چکیده

Compared to a single UAV with limited sensing coverage and communication capability, multi-UAV cooperation is able provide more effective transmission (S&T) services. Nevertheless, most existing works on mainly focus mutually exclusive task allocation independent data transmission, which did not fully exploit the benefit of communication. Motivated by this, we propose novel cooperative S&T scheme replicated allocation. Although may sound counter-intuitive, it can actually foster among multiple UAVs thus reduce overall mission completion time. To obtain optimal transmit power proposed scheme, time minimization problem formulated. solve this problem, necessary condition for derived. For cases sensing, considered transformed into monotonic optimization solved generic Polyblock algorithm. efficiently evaluate in each iteration algorithm, new auxiliary variables are introduced decouple otherwise sophisticated joint power. While degenerated case non-replicated closed-form expression derived

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ژورنال

عنوان ژورنال: IEEE Transactions on Wireless Communications

سال: 2023

ISSN: ['1536-1276', '1558-2248']

DOI: https://doi.org/10.1109/twc.2022.3224143